Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Grace Mariko Nakatsukasa, COTA

Occupational Therapy Assistant in Los Angeles, CA · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1356810576

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Registry record

Entity type Individual (Type 1)

Name Grace Mariko Nakatsukasa

Credential COTA

Sex Female

Practice address 2051 Marengo St, Los Angeles, CA, 90033

Phone (323) 409-7437

Enumeration date Nov 16, 2018

Last updated in NPPES Nov 16, 2018

Taxonomy & licenses

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 3709 (CA) Primary

Other identifiers

Identifier	Type	State	Issuer
3709	Other	CA	CA OTA LICENSE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Grace Nakatsukasa?

The National Provider Identifier (NPI) for Grace Nakatsukasa is 1356810576, a Type 1 (individual) record in the CMS NPPES registry.

Where does Grace Nakatsukasa practice?

The practice location on file with NPPES is in Los Angeles, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-11-16.